Linux device discovery for TRT-RTX Ep (#26210)
### Description
<!-- Describe your changes. -->
This change adds PCIe bus_id to the properties detected
during Linux device discovery.
This property is used to enable device discovery on Linux for the
TRT-RTX execution provider.
### Motivation and Context
<!-- - Why is this change required? What problem does it solve? -->
I want to use device discovery for TRT-EP also on Linux.
This changes have already been tested with the newly added inference
samples
https://github.com/microsoft/onnxruntime-inference-examples/pull/529 .
@gedoensmax for visibilty
